EP4478068A4 - Secondary battery state detecting device, training unit, and secondary battery state detecting method - Google Patents

Secondary battery state detecting device, training unit, and secondary battery state detecting method

Info

Publication number
EP4478068A4
EP4478068A4 EP22924916.4A EP22924916A EP4478068A4 EP 4478068 A4 EP4478068 A4 EP 4478068A4 EP 22924916 A EP22924916 A EP 22924916A EP 4478068 A4 EP4478068 A4 EP 4478068A4
Authority
EP
European Patent Office
Prior art keywords
secondary battery
state detecting
battery state
training unit
detecting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22924916.4A
Other languages
German (de)
French (fr)
Other versions
EP4478068A1 (en
Inventor
Shuhei Yoshida
Yuta Shimonishi
Kazuya Takizawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Publication of EP4478068A1 publication Critical patent/EP4478068A1/en
Publication of EP4478068A4 publication Critical patent/EP4478068A4/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/392—Determining battery ageing or deterioration, e.g. state of health
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
EP22924916.4A 2022-02-07 2022-09-26 Secondary battery state detecting device, training unit, and secondary battery state detecting method Pending EP4478068A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022016957 2022-02-07
PCT/JP2022/035710 WO2023149011A1 (en) 2022-02-07 2022-09-26 Secondary battery state detecting device, training unit, and secondary battery state detecting method

Publications (2)

Publication Number Publication Date
EP4478068A1 EP4478068A1 (en) 2024-12-18
EP4478068A4 true EP4478068A4 (en) 2025-06-04

Family

ID=87552015

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22924916.4A Pending EP4478068A4 (en) 2022-02-07 2022-09-26 Secondary battery state detecting device, training unit, and secondary battery state detecting method

Country Status (4)

Country Link
US (1) US20240385250A1 (en)
EP (1) EP4478068A4 (en)
JP (1) JP7626258B2 (en)
WO (1) WO2023149011A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7540403B2 (en) 2021-06-29 2024-08-27 株式会社デンソー Battery measurement device and battery measurement method
JP7775720B2 (en) * 2022-01-20 2025-11-26 株式会社デンソー Secondary Battery System
KR20250085360A (en) * 2023-12-05 2025-06-12 주식회사 엘지에너지솔루션 Battery management apparatus and battery management method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016090346A (en) * 2014-10-31 2016-05-23 エンネット株式会社 Battery diagnostic device and battery diagnostic method
CN109031153A (en) * 2018-10-16 2018-12-18 北京交通大学 A kind of health status On-line Estimation method of lithium ion battery

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012095913A1 (en) 2011-01-14 2012-07-19 パナソニック株式会社 Method for evaluating deterioration of lithium ion secondary cell, and cell pack
JP7036605B2 (en) 2018-01-30 2022-03-15 プライムアースＥｖエナジー株式会社 Battery state estimation device and battery state estimation method
JP6590029B1 (en) 2018-06-13 2019-10-16 株式会社Ｇｓユアサ Action generation device, storage element evaluation device, computer program, learning method, and evaluation method
JP7157908B2 (en) 2018-12-20 2022-10-21 トヨタ自動車株式会社 Battery capacity estimation method and battery capacity estimation device
GB2586654B (en) 2019-09-02 2021-09-01 Siemens Plc Method and system for optimising battery usage
EP4123325A4 (en) 2020-03-17 2023-11-29 Kabushiki Kaisha Toshiba Information processing device, information processing method, computer program, and information processing system for evaluating storage battery state
JP7457575B2 (en) 2020-05-25 2024-03-28 株式会社Ａｅｓｃジャパン Deterioration estimation device, model generation device, deterioration estimation method, model generation method, and program
CN116529615B (en) * 2020-10-15 2025-10-28 株式会社力森诺科 Prediction method, prediction program product, and information processing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016090346A (en) * 2014-10-31 2016-05-23 エンネット株式会社 Battery diagnostic device and battery diagnostic method
CN109031153A (en) * 2018-10-16 2018-12-18 北京交通大学 A kind of health status On-line Estimation method of lithium ion battery

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DENG ZHONGWEI ET AL: "Data-Driven Battery State of Health Estimation Based on Random Partial Charging Data", IEEE TRANSACTIONS ON POWER ELECTRONICS, INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, USA, vol. 37, no. 5, 13 December 2021 (2021-12-13), pages 5021 - 5031, XP011898585, ISSN: 0885-8993, [retrieved on 20220119], DOI: 10.1109/TPEL.2021.3134701 *
See also references of WO2023149011A1 *

Also Published As

Publication number Publication date
JP7626258B2 (en) 2025-02-04
WO2023149011A1 (en) 2023-08-10
JPWO2023149011A1 (en) 2023-08-10
US20240385250A1 (en) 2024-11-21
EP4478068A1 (en) 2024-12-18

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